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# frozen_string_literal: true
require 'test/unit'
require_relative 'scheduler'
class TestFiberProcess < Test::Unit::TestCase
TRUE_CMD = RUBY_PLATFORM =~ /mswin|mingw/ ? "exit 0" : "true"
def test_process_wait
Thread.new do
scheduler = Scheduler.new
Fiber.set_scheduler scheduler
Fiber.schedule do
pid = Process.spawn(TRUE_CMD)
Process.wait(pid)
# TODO test that scheduler was invoked.
assert_predicate $?, :success?
end
end.join
end
def test_system
Thread.new do
scheduler = Scheduler.new
Fiber.set_scheduler scheduler
Fiber.schedule do
system(TRUE_CMD)
# TODO test that scheduler was invoked (currently it's not).
assert_predicate $?, :success?
end
end.join
end
def test_system_faulty_process_wait
Thread.new do
scheduler = Scheduler.new
def scheduler.process_wait(pid, flags)
Fiber.blocking{Process.wait(pid, flags)}
# Don't return `Process::Status` instance.
return false
end
Fiber.set_scheduler scheduler
Fiber.schedule do
assert_raise TypeError do
system(TRUE_CMD)
end
end
end.join
end
def test_fork
omit 'fork not supported' unless Process.respond_to?(:fork)
pid = Process.fork{}
Thread.new do
scheduler = Scheduler.new
Fiber.set_scheduler scheduler
Fiber.schedule do
Process.wait(pid)
assert_predicate $?, :success?
end
end.join
end
end
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